US Bridges

Md 201 over Md 450

Fair

Prince George's County, Maryland · 0.11 Mile S of Md 769C · Structure no. 100000160025010

Built
1955
70 years old, rebuilt 1983
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
68 ft
1 main span
Daily traffic
23,800
2009 count
Owner
State
State Highway Agency

About this bridge

Md 201 over Md 450 is a steel stringer/multi-beam or girder carrying Md 201 over Md 450 in Prince George's County, Maryland. It was built in 1955 and reconstructed in 1983, so it is 70 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 23,800 vehicles a day, roughly 8% of them trucks, projected to reach 30,116 by 2026. The structure is 68 ft (20.7 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 201
CrossesMd 450
Location0.11 Mile S of Md 769C
RouteState Highway 201
Coordinates38.93918, -76.93716
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating89 US tons

Structure

MaterialSteel
DeckOther
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span64 ft (19.5 m)
Deck width78 ft (23.8 m)
Roadway width75 ft (22.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,800 (2009)
Projected traffic30,116 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 201 over Md 450 built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1983.

What condition is Md 201 over Md 450 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does Md 201 over Md 450 carry?

About 23,800 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 201 over Md 450?

The structure is 68 ft (20.7 m) long with a longest span of 64 ft (19.5 m) and a deck 78 ft wide.

Who owns Md 201 over Md 450?

It is owned by the State Highway Agency.